diff --git a/utilities/NekMesh/InputModules/InputStar.h b/utilities/NekMesh/InputModules/InputStar.h
index b2fdd128d157db4ba58d6878800365f6e065ae27..4edcbbc52df7e1f439b881a324f13e89b41274c0 100644
--- a/utilities/NekMesh/InputModules/InputStar.h
+++ b/utilities/NekMesh/InputModules/InputStar.h
@@ -64,46 +64,46 @@ public:
     void ReadZone(int &nComposite);
 
 protected:
-    void GenElement3D(vector<NodeSharedPtr> &Nodes,
+    void GenElement3D(std::vector<NodeSharedPtr> &Nodes,
                       int i,
-                      vector<int> &ElementFaces,
-                      map<int, vector<int> > &FaceNodes,
+                      std::vector<int> &ElementFaces,
+                      std::map<int, std::vector<int> > &FaceNodes,
                       int ncomposite,
                       bool DoOrient);
 
-    void GenElement2D(vector<NodeSharedPtr> &Nodes,
+    void GenElement2D(std::vector<NodeSharedPtr> &Nodes,
                       int i,
-                      vector<int> &FaceNodes,
+                      std::vector<int> &FaceNodes,
                       int ncomposite);
 
-    Array<OneD, int> SortEdgeNodes(vector<NodeSharedPtr> &Nodes,
-                                   vector<int> &FaceNodes);
+    Array<OneD, int> SortEdgeNodes(std::vector<NodeSharedPtr> &Nodes,
+                                   std::vector<int> &FaceNodes);
 
-    Array<OneD, int> SortFaceNodes(vector<NodeSharedPtr> &Nodes,
-                                   vector<int> &ElementFaces,
-                                   map<int, vector<int> > &FaceNodes);
+    Array<OneD, int> SortFaceNodes(std::vector<NodeSharedPtr> &Nodes,
+                                   std::vector<int> &ElementFaces,
+                                   std::map<int, std::vector<int> > &FaceNodes);
 
-    void ResetNodes(vector<NodeSharedPtr> &Nodes,
-                    Array<OneD, vector<int> > &ElementFaces,
-                    map<int, vector<int> > &FaceNodes);
+    void ResetNodes(std::vector<NodeSharedPtr> &Nodes,
+                    Array<OneD, std::vector<int> > &ElementFaces,
+                    std::map<int, std::vector<int> > &FaceNodes);
 
 private:
     CCMIOError m_ccmErr; // Star CCM error flag
     CCMIOID m_ccmTopology; // Star CCM mesh topology
     CCMIOID m_ccmProcessor;
-    map<int, string> m_faceLabels; // label from CCM into composite
+    std::map<int, std::string> m_faceLabels; // label from CCM into composite
 
     void InitCCM(void);
 
     void ReadNodes(std::vector<NodeSharedPtr> &Nodes);
 
-    void ReadInternalFaces(map<int, vector<int> > &FacesNodes,
-                           Array<OneD, vector<int> > &ElementFaces);
+    void ReadInternalFaces(std::map<int, std::vector<int> > &FacesNodes,
+                           Array<OneD, std::vector<int> > &ElementFaces);
 
-    void ReadBoundaryFaces(vector<vector<int> > &BndElementFaces,
-                           map<int, vector<int> > &FacesNodes,
-                           Array<OneD, vector<int> > &ElementFaces,
-                           vector<string> &facelabels);
+    void ReadBoundaryFaces(std::vector<std::vector<int> > &BndElementFaces,
+                           std::map<int, std::vector<int> > &FacesNodes,
+                           Array<OneD, std::vector<int> > &ElementFaces,
+                           std::vector<std::string> &facelabels);
 
     void SetupElements(void);
 };